JPS5373912A - Acoustic and visual reproducer - Google Patents
Acoustic and visual reproducerInfo
- Publication number
- JPS5373912A JPS5373912A JP13952077A JP13952077A JPS5373912A JP S5373912 A JPS5373912 A JP S5373912A JP 13952077 A JP13952077 A JP 13952077A JP 13952077 A JP13952077 A JP 13952077A JP S5373912 A JPS5373912 A JP S5373912A
- Authority
- JP
- Japan
- Prior art keywords
- acoustic
- reproducer
- visual
- visual reproducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000000007 visual effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
- G11B23/42—Marks for indexing, speed-controlling, synchronising, or timing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Television Signal Processing For Recording (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2652936A DE2652936C3 (en) | 1976-11-22 | 1976-11-22 | Audiovisual playback device |
DE2652936.2 | 1976-11-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5373912A true JPS5373912A (en) | 1978-06-30 |
JPS6053952B2 JPS6053952B2 (en) | 1985-11-28 |
Family
ID=5993654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52139520A Expired JPS6053952B2 (en) | 1976-11-22 | 1977-11-22 | Audiovisual playback device |
Country Status (6)
Country | Link |
---|---|
US (1) | US4144542A (en) |
JP (1) | JPS6053952B2 (en) |
DE (1) | DE2652936C3 (en) |
FR (1) | FR2371836A1 (en) |
GB (1) | GB1591995A (en) |
NL (1) | NL189485C (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2052829B (en) * | 1979-04-27 | 1983-01-12 | Olympus Optical Co | Apparatus for driving objective lens in tracking direction |
US4283777A (en) * | 1979-05-14 | 1981-08-11 | Xerox Corporation | Optical memory having a parallel read out |
GB8318278D0 (en) * | 1983-07-06 | 1983-08-10 | Kodak Ltd | Disc film scanning apparatus |
EP0261608A3 (en) * | 1986-09-20 | 1990-05-30 | Csk Corporation | Optical recording medium |
JPH0421410Y2 (en) * | 1986-11-11 | 1992-05-15 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3534166A (en) * | 1967-08-04 | 1970-10-13 | Zenith Radio Corp | Television picture recording and replay system |
US3946367A (en) * | 1972-12-20 | 1976-03-23 | Videonics Of Hawaii, Inc. | Three dimensional electro-optical retrieval system |
US3848095A (en) * | 1972-12-20 | 1974-11-12 | I O Metrics Corp | Three dimensional electro-optical retrieval system |
NL177157C (en) * | 1975-02-28 | 1985-08-01 | Philips Nv | DEVICE FOR READING A FLAT RECORD CARRIER WITH AN OPTICALLY READABLE INFORMATION STRUCTURE. |
JPS598892B2 (en) * | 1975-06-19 | 1984-02-28 | ソニー株式会社 | Optical signal recording and reproducing device |
-
1976
- 1976-11-22 DE DE2652936A patent/DE2652936C3/en not_active Expired
-
1977
- 1977-11-18 FR FR7734739A patent/FR2371836A1/en active Granted
- 1977-11-18 NL NLAANVRAGE7712711,A patent/NL189485C/en not_active IP Right Cessation
- 1977-11-21 US US05/853,174 patent/US4144542A/en not_active Expired - Lifetime
- 1977-11-21 GB GB48305/77A patent/GB1591995A/en not_active Expired
- 1977-11-22 JP JP52139520A patent/JPS6053952B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7712711A (en) | 1978-05-24 |
NL189485C (en) | 1993-04-16 |
NL189485B (en) | 1992-11-16 |
DE2652936B2 (en) | 1980-04-03 |
JPS6053952B2 (en) | 1985-11-28 |
DE2652936C3 (en) | 1980-11-27 |
FR2371836B1 (en) | 1984-10-12 |
DE2652936A1 (en) | 1978-05-24 |
GB1591995A (en) | 1981-07-01 |
US4144542A (en) | 1979-03-13 |
FR2371836A1 (en) | 1978-06-16 |
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